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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
no valve proving
Dungs MBZRDLE 420 B01 S50
ordinarily closed
The pressure switch is activated at a lower pressure if mounted horizontally overhead:
Siemens SQM40.245A21 Servo Motor | Actuator series_skp75 no valve provingThe SQM40. 245A21 is a reliable damper actuator designed for heavy duty HVAC applications. It features a 10mm servo shaft diameter and operates with a counterclockwise rotation. With a servo torque of 10 Nm and a run time of 30 seconds to 90 degrees, this actuator provides accurate positioning. It operates at 230V AC and includes 1 auxiliary switch for enhanced control options. The actuator is housed in a durable NEMA 4 enclosure, ensuring durability
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